Beloved husband of the late Anne (Parker) Hagedorn. Loving father of Linda (Rheineheardt) Barger and Nancy Hagedorn. Cherished grandfather of Christopher (Kathleen) Heim. Great-grandfather Alyssa Tuchfarber, Ryan Heim and Brynn Heim. A dear brother of the late Robert and Roy Hagedorn. Donald passed away on Friday, July 27, 2018 at the age of 88 years. Visitation will be held on Thursday, August 2, 2018 from 5-7pm at Paul R. Young Funeral Home, 7345 Hamilton Ave., Mt. Healthy, Ohio 45231. A graveside service will be held on Friday, August 3, 2018 at 11:30AM at Arlington Memorial Gardens, 2145 Compton Road, Mt. Healthy, Ohio 45231. Memorial contributions may be made to the University of Cincinnati Foundation to benefit the College of Engineering and Applied Science Annual Fund, P.O. Box 19970, Cincinnati, Ohio 45219-0970.